Siemens SITRANS P - Gauge Pressure from the Differential Pressure Series

Gauge pressure measuring limits with front-󹪞ush dia‐
phragm
• Measuring cell with FDA-compliant oil
100 mbar a/10 kPa a/1.45 psi a
Upper measuring limit 100% of max. range
8.1.3 Gauge pressure from the di󹪜erential pressure series
Gauge pressure input from the di󹪜erential pressure series
Measurand Gauge pressure and di󹪜erential pressure
Measuring span (continuous‐
ly adjustable) and maximum
operating pressure (accord‐
ing to 2014/68/EU Pressure
Equipment Directive)
Measuring span
1)
Maximum permissible
operating pressure MAWP (PS)
Max. permissible
test pressure
1 ... 20 mbar
0.1 ... 2 kPa
0.4015 … 8.031 inH
2
O
160 bar
16 MPa
2320 psi
240 bar
24 MPa
3480 psi
1 ... 60 mbar
0.1 ... 6 kPa
0.4015 … 24.09 inH
2
O
160 bar
16 MPa
2320 psi
240 bar
24 MPa
3480 psi
2.5 ... 250 mbar
0.2 ... 25 kPa
1.004 … 100.4 inH
2
O
160 bar
16 MPa
2320 psi
240 bar
24 MPa
3480 psi
6 ... 600 mbar
0.6 ... 60 kPa
2.409 … 240.9 inH
2
O
160 bar
16 MPa
2320 psi
240 bar
24 MPa
3480 psi
16 ... 1600 mbar
1.6 ... 160 kPa
6.424 … 642.4 inH
2
O
160 bar
16 MPa
2320 psi
240 bar
24 MPa
3480 psi
50 ... 5000 mbar
5 ... 500 kPa
20.08 … 2008 inH
2
O
160 bar
16 MPa
2320 psi
240 bar
24 MPa
3480 psi
0.3 … 30 bar
0.03 ... 3 MPa
4.35 … 435 psi
160 bar
16 MPa
2320 psi
240 bar
24 MPa
3480 psi
8 … 160 bar
0.8 ... 16 MPa
116 … 2320 psi
160 bar
16 MPa
2320 psi
240 bar
24 MPa
3480 psi
1)
For devices with functional safety, the minimum permissible measuring span is limited by the
turndown. Therefore, ensure that the con󹪝gured turndown is no higher than 5:1.
Gauge pressure measuring limits from di󹪜erential pres‐
sure series
Lower measuring limit
• Measuring cell with silicone oil 󹪝lling
30 mbar a/3 kPa a/0.44 psi a
Technical data
8.1 Input
SITRANS P320/P420
Compact Operating Instructions, 01/2021, A5E38874562-AC 63